An amended arrest warrant was issued for Christopher L. Croom, 29, of Chicago. Previous charges of attempted murder and aggravated battery were upgraded to first-degree murder and unlawful use of a weapon by a felon. His bond was set at $1 million. Croom remained at large Monday.

About 11:55 p.m. Wednesday, Galesburg officers responded to a report of a stabbing on West Brooks Street. Witnesses told police Buckner had been stabbed in the front yard of 507 W. Brooks St.

Anyone with information about Croom’s location is asked to call the Galesburg Police Department at 343-9151 or Galesburg Area CrimeStoppers at (888) 266-0044 or 344-0044.